Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net Earnings	$ 100,507	$ 105,547	$ 176,359
Net Earnings	115,556	120,125	190,934
Unrealized Gain on Available-for-Sale Securities:
Unrealized holding gains (losses) arising during the period, net of income tax (expense) benefit	16,564	23,286	20,718
Reclassification adjustment for (gains) included in net earnings (loss), net of income tax expense	(7,222)	(22,514)	(21,295)
Pension Liability Adjustment:
Experience gain (loss), net of income tax (expense) benefit	10,355	(18,174)	(1,771)
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, net of income tax (expense) benefit	3,840	2,786	2,593
Fair Value Adjustment for Designated Cash Flow Hedges:
Change in fair market value, net of income tax (expense) benefit	(181)	(275)	(653)
Reclassification adjustment for (gains) losses included in net earnings (loss), net of income tax expense	134	117	2,218
Total Other Comprehensive Income (Loss)	23,490	(14,774)	1,810
Comprehensive Income	139,046	105,351	192,744
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	(14,521)	(14,050)	(14,047)
Preferred Stock Dividend Requirements of Subsidiary	(528)	(528)	(528)
Comprehensive Income Attributable to PNMR	123,997	90,773	178,169
Public Service Company of New Mexico [Member]
Net Earnings	88,155	91,551	54,491
Net Earnings	102,676	105,601	68,538
Unrealized Gain on Available-for-Sale Securities:
Unrealized holding gains (losses) arising during the period, net of income tax (expense) benefit	16,564	23,286	20,718
Reclassification adjustment for (gains) included in net earnings (loss), net of income tax expense	(7,222)	(22,514)	(21,295)
Pension Liability Adjustment:
Experience gain (loss), net of income tax (expense) benefit	10,355	(18,174)	(2,035)
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, net of income tax (expense) benefit	3,840	2,786	2,584
Fair Value Adjustment for Designated Cash Flow Hedges:
Reclassification adjustment for (gains) losses included in net earnings (loss), net of income tax expense	0	0	16
Total Other Comprehensive Income (Loss)	23,537	(14,616)	(12)
Comprehensive Income	126,213	90,985	68,526
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	(14,521)	(14,050)	(14,047)
Comprehensive Income Attributable to PNMR	111,692	76,935	54,479
Texas-New Mexico Power Company [Member]
Net Earnings	29,090	26,747	22,257
Pension Liability Adjustment:
Experience gain (loss), net of income tax (expense) benefit	0	0	267
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, net of income tax (expense) benefit	0	0	8
Fair Value Adjustment for Designated Cash Flow Hedges:
Change in fair market value, net of income tax (expense) benefit	(181)	(275)	(777)
Reclassification adjustment for (gains) losses included in net earnings (loss), net of income tax expense	134	117	1,929
Total Other Comprehensive Income (Loss)	(47)	(158)	1,427
Comprehensive Income Attributable to PNMR	$ 29,043	$ 26,589	$ 23,684